Home / 45,470.47-68,205.84-15,888.31

Finding the Fourth Proportional to 45,470.47, 68,205.84 and 15,888.31

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Solution

The fourth proportional to 45,470.47, 68,205.84 and 15,888.31 is: 23,832.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,470.47 : 68,205.84 = 15,888.31 : x
  2. Step 2: Convert to fraction form
    45,470.47/68,205.84 = 15,888.31/x
  3. Step 3: Cross multiply
    45,470.47x = 68,205.84 × 15,888.31
  4. Step 4: Simplify right side
    45,470.47x = 1,083,675,529.73
  5. Step 5: Solve for x
    x = 1,083,675,529.73/45,470.47
  6. Step 6: Final answer
    x = 23,832.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.